Invention Grant
- Patent Title: Laser driving circuit, its recording compensation method and optical-disk apparatus
- Patent Title (中): 激光驱动电路，其记录补偿方法和光盘装置
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Application No.: US12403692Application Date: 2009-03-13
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Publication No.: US08014242B2Publication Date: 2011-09-06
- Inventor: Tsutomu Kurihara , Katsunori Sato
- Applicant: Tsutomu Kurihara , Katsunori Sato
- Applicant Address: JP Tokyo
- Assignee: Sony Corporation
- Current Assignee: Sony Corporation
- Current Assignee Address: JP Tokyo
- Agency: K&L Gates LLP
- Priority: JP2008-092815 20080331
- Main IPC: G11B7/00
- IPC: G11B7/00
Abstract:
A laser driving circuit employing a recording compensation circuit configured to generate a light emission timing of a laser on the basis of recorded data and a recording clock signal which are supplied to the recording compensation circuit includes: a phase synchronization circuit; a skew determination circuit; and a data latching circuit.
Public/Granted literature
- US20090245076A1 LASER DRIVING CIRCUIT, ITS RECORDING COMPENSATION METHOD AND OPTICAL-DISK APPARATUS Public/Granted day:2009-10-01
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